2947516972 has 12 divisors (see below), whose sum is σ = 5171150320. Its totient is φ = 1470045456.

The previous prime is 2947516919. The next prime is 2947516991. The reversal of 2947516972 is 2796157492.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 926472 + ... + 929647.

Almost surely, 2^2947516972 is an apocalyptic number.

It is an amenable number.

2947516972 is a deficient number, since it is larger than the sum of its proper divisors (2223633348).

2947516972 is a wasteful number, since it uses less digits than its factorization.

2947516972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856520 (or 1856518 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 52.

The square root of 2947516972 is about 54291.0395185062. The cubic root of 2947516972 is about 1433.7896404515.

The spelling of 2947516972 in words is "two billion, nine hundred forty-seven million, five hundred sixteen thousand, nine hundred seventy-two".